A spokesperson said: "Two fire crews and a water carrier remain at the scene of a fire on Cannock Chase which started yesterday evening. Crews worked through the night on the fire, which was first reported in the area of Marquis Drive.
"At its peak, a total of eight fire crews attended the fire which spread across an area approximately 80m by 80m. We are continuing to be supported by colleagues Staffordshire Police and the local authority Staffordshire County Council who is providing resources at the scene.
"A number of roads remain closed in the area and drivers are urged to follow diversion routes in place."